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Determine the activation energy for steady-state creep

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Reference no: EM13906600

1) Three samples of aluminium are subjected to a constant stress and the times required to produce a constant strain of 0.1% during steady state creep at different temperatures are shown in table 1 below.

Temperature (00C)

151

205

258

Time (hours)

100

1.0

0.028

Use this information to determine graphically.

(i) The temperature at which a strain of 0.1% is produced after 10 hours.

(ii) The activation energy for steady-state creep.

Reference no: EM13906600

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